CodePen Embed - pseudo class

<!DOCTYPE html>  
<html>  
<head>  
<style>  
  body{  
      text-align:center;  
      }  
  div.hello:hover {  
      color: red;  
      font-size:40px;  
      }   
</style>  
</head>  
<body>  

    <h1>CSS Classes dan pseudo-classes</h1>  
    <h2>Pindahkan kursor Anda ke teks di bawah ini</h2>  
    <div class="hello">Halo dunia</p>  

</body>  
</html>

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